Base | Representation |
---|---|
bin | 1010101100001001000101 |
3 | 12021100221212 |
4 | 22230021011 |
5 | 1204132440 |
6 | 140021205 |
7 | 32550545 |
oct | 12541105 |
9 | 5240855 |
10 | 2802245 |
11 | 1644406 |
12 | b31805 |
13 | 771644 |
14 | 52d325 |
15 | 3a5465 |
hex | 2ac245 |
2802245 has 16 divisors (see below), whose sum is σ = 3525120. Its totient is φ = 2136000.
The previous prime is 2802211. The next prime is 2802257. The reversal of 2802245 is 5422082.
It is not a de Polignac number, because 2802245 - 210 = 2801221 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2802245.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15566 + ... + 15744.
It is an arithmetic number, because the mean of its divisors is an integer number (220320).
22802245 is an apocalyptic number.
It is an amenable number.
2802245 is a deficient number, since it is larger than the sum of its proper divisors (722875).
2802245 is a wasteful number, since it uses less digits than its factorization.
2802245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 316.
The product of its (nonzero) digits is 1280, while the sum is 23.
The square root of 2802245 is about 1673.9907407151. The cubic root of 2802245 is about 140.9836340678.
The spelling of 2802245 in words is "two million, eight hundred two thousand, two hundred forty-five".
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